Specialised technical drainage channels are provided with a horizontal slot intended to quickly and uniformly collect and drain rain water. The SYTEC tunnel solution is applied in order to drain low lying tunnels and roads. The tunnel drainage system consists of channels provided with slot and without slots, inspection chambers (upper part, lower part), end caps.
The system is intended for the areas with highest hydraulic load. It is applied for roads in tunnels, ground pits and deep excavations.
Very high flow efficiency intended to drain water in tough and extreme conditions. They perform perfectly in almost the 700-meter long tunnel running under Gen. J. Ziętek Roundabout near "Spodek" arena in Katowice.